68708368

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{39397}}^1$

素因数の和:39514

約数の個数: 20

約数和(自身を含む): 134347180

約数和(自身を除く): 65638812

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 39397, 78794, 157588, 315176, 630352, 4294273, 8588546, 17177092, 34354184, 68708368]

約数ペア:

[(1, 68708368), (2, 34354184), (4, 17177092), (8, 8588546), (16, 4294273), (109, 630352), (218, 315176), (436, 157588), (872, 78794), (1744, 39397)]